# SDR P5CA0601449

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 19, 2006
- Submitted: February 27, 2006
- Operation: Air carrier
- Aircraft: [N450PA](https://openairdocs.org/aircraft/N450PA), registered now
- Make and model: Boeing 747-46NF
- Registry model: [Boeing 747-46NF](https://openairdocs.org/model/boeing-747-46nf) (OpenAirDocs)
- Aircraft serial: 30808
- Aircraft time: 21,880 hours, 3,833 cycles
- Engine: Ge CF680C2B2
- System (JASC): [7532 · Compressor Bleed Valve](https://openairdocs.org/jasc/7532)
- Part: Bleed Valve
- Condition: Deactivated
- Location: Nr 3 Engine
- Stage of operation: TX
- How discovered: V
- Nature of condition: J
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/P5CA0601449

## Discrepancy

RETURNED TO BLOCKS WITH -BLEED PRV ENGINE 3- MESSAGE.  NR 3 ENG PRV BLEED VALVE DEACTIVATED PER MEL 36-11-86.  ALSO REQUIRED TO LOCK OUT NR 3 REVERSER PER THE MEL.

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